//=================================================================================
bool PluginManager::ProcessAllPlugins( PluginProcessor* pluginProcessor )
{
for( PluginList::iterator iter = pluginList.begin(); iter != pluginList.end(); iter++ )
{
Plugin* plugin = *iter;
if( !pluginProcessor->ProcessPlugin( plugin->GetEventHandler(), plugin->GetLibraryPath() ) )
return false;
}
return true;
}
//=================================================================================
bool PluginManager::LoadPlugin( const Cornucopia::Path& libraryPath )
{
bool success = false;
Plugin* plugin = 0;
do
{
// Make sure that the plugin is not already loaded.
if( FindPlugin( libraryPath ) )
{
wxMessageBox( wxString::Format( wxT( "The plugin \"%s\" is already loaded." ), ( const char* )libraryPath ), wxT( "Error" ), wxOK | wxCENTRE );
break;
}
// Create a new plugin object to represent the plugin in our list.
plugin = new ( std::nothrow ) Plugin();
if( !plugin )
break;
// Attempt to load the plugin library.
if( !plugin->Load( libraryPath ) )
break;
// Attempt to initialize the plugin.
CornucopiaEditor::Plugin* eventHandler = plugin->GetEventHandler();
if( !eventHandler->Initialize( &assistant ) )
{
wxMessageBox( wxString::Format( wxT( "The plugin \"%s\" failed to initialize." ), ( const char* )libraryPath ), wxT( "Error" ), wxOK | wxCENTRE );
break;
}
// Send the first event to the plugin.
PluginEvent event;
event.SetEventObject(0);
event.SetEventType( CORNUCOPIA_PLUGIN_INITIALIZE );
( void )CallPlugin( plugin, event );
// We made it threw the gauntlet!
success = true;
}
while( false );
// Discard or keep the plugin.
if( !success )
delete plugin;
else
pluginList.push_back( plugin );
return success;
}
//=================================================================================
bool PluginManager::UnloadPlugin( PluginList::iterator& iter )
{
// Remove the plugin from our list.
Plugin* plugin = *iter;
pluginList.erase( iter );
// Send the last event to the plugin.
PluginEvent event;
event.SetEventObject(0);
event.SetEventType( CORNUCOPIA_PLUGIN_FINALIZE );
( void )CallPlugin( plugin, event );
// We can now dispose of the plugin.
plugin->GetEventHandler()->Finalize( &assistant );
plugin->Unload();
delete plugin;
return true;
}
